CVE-2026-26167: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in Microsoft Windows 10 Version 1607
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
This vulnerability involves a race condition (CWE-362) in the Windows Push Notifications component of Windows 10 Version 1607 (build 10.0.14393.0). An authorized local attacker can exploit improper synchronization of shared resources to elevate privileges. The CVSS v3.1 base score is 8.8, reflecting high impact on confidentiality, integrity, and availability. Microsoft has published an official fix for this vulnerability as detailed in their security update guide.
Potential Impact
Successful exploitation allows an authorized local attacker to elevate privileges, potentially gaining higher system rights than intended. This can lead to full system compromise, including unauthorized access to sensitive data and disruption of system operations. No known exploits in the wild have been reported to date.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26167 to remediate this vulnerability.
CVE-2026-26167: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in Microsoft Windows 10 Version 1607
Description
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a race condition (CWE-362) in the Windows Push Notifications component of Windows 10 Version 1607 (build 10.0.14393.0). An authorized local attacker can exploit improper synchronization of shared resources to elevate privileges. The CVSS v3.1 base score is 8.8, reflecting high impact on confidentiality, integrity, and availability. Microsoft has published an official fix for this vulnerability as detailed in their security update guide.
Potential Impact
Successful exploitation allows an authorized local attacker to elevate privileges, potentially gaining higher system rights than intended. This can lead to full system compromise, including unauthorized access to sensitive data and disruption of system operations. No known exploits in the wild have been reported to date.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26167 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-02-11T18:33:57.776Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26167","vendor":"Microsoft"}]
Threat ID: 69de7a1882d89c981fd6a683
Added to database: 4/14/2026, 5:32:08 PM
Last enriched: 4/14/2026, 7:17:01 PM
Last updated: 4/15/2026, 5:15:29 AM
Views: 2
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